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ASoC: tas2781: Use of_property_read_reg()

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[ Upstream commit 31a45f9190 ]

Replace the open-coded parsing of "reg" with of_property_read_reg().
The #ifdef is also easily replaced with IS_ENABLED().

Signed-off-by: Rob Herring (Arm) <robh@kernel.org>
Link: https://patch.msgid.link/20240702215402.839673-1-robh@kernel.org
Signed-off-by: Mark Brown <broonie@kernel.org>
Stable-dep-of: c2c0b67dca ("ASoC: tas2781-i2c: Drop weird GPIO code")
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Rob Herring (Arm) 2024-07-02 15:54:01 -06:00 committed by Greg Kroah-Hartman
parent c0f6521806
commit ac7976b672
1 changed files with 10 additions and 22 deletions
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32
sound/soc/codecs/tas2781-i2c.c
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@ -21,6 +21,7 @@
#include <linux/interrupt.h> #include <linux/interrupt.h>
#include <linux/module.h> #include <linux/module.h>
#include <linux/of.h> #include <linux/of.h>
#include <linux/of_address.h>
#include <linux/of_gpio.h> #include <linux/of_gpio.h>
#include <linux/of_irq.h> #include <linux/of_irq.h>
#include <linux/regmap.h> #include <linux/regmap.h>
@ -633,33 +634,20 @@ static void tasdevice_parse_dt(struct tasdevice_priv *tas_priv)
tas_priv->irq_info.irq_gpio = tas_priv->irq_info.irq_gpio =
acpi_dev_gpio_irq_get(ACPI_COMPANION(&client->dev), 0); acpi_dev_gpio_irq_get(ACPI_COMPANION(&client->dev), 0);
} else { } else if (IS_ENABLED(CONFIG_OF)) {
struct device_node *np = tas_priv->dev->of_node; struct device_node *np = tas_priv->dev->of_node;
#ifdef CONFIG_OF u64 addr;
const __be32 *reg, *reg_end;
int len, sw, aw;
aw = of_n_addr_cells(np); for (i = 0; i < TASDEVICE_MAX_CHANNELS; i++) {
sw = of_n_size_cells(np); if (of_property_read_reg(np, i, &addr, NULL))
if (sw == 0) { break;
reg = (const __be32 *)of_get_property(np, dev_addrs[ndev++] = addr;
"reg", &len);
reg_end = reg + len/sizeof(*reg);
ndev = 0;
do {
dev_addrs[ndev] = of_read_number(reg, aw);
reg += aw;
ndev++;
} while (reg < reg_end);
} else {
ndev = 1;
dev_addrs[0] = client->addr;
} }
#else
tas_priv->irq_info.irq_gpio = of_irq_get(np, 0);
} else {
ndev = 1; ndev = 1;
dev_addrs[0] = client->addr; dev_addrs[0] = client->addr;
#endif
tas_priv->irq_info.irq_gpio = of_irq_get(np, 0);
} }
tas_priv->ndev = ndev; tas_priv->ndev = ndev;
for (i = 0; i < ndev; i++) for (i = 0; i < ndev; i++)